About the product: The Push Button Switch is momentary type, SPST ON/OFF contact, 2-screw terminals switch and is widely used for circuits control in contactor, relay and other electric circuit.Good Choice for you:•This switch is made of sturdy stainless steel, plastic, electric parts material, good performance, durable in use for a long service time.•Distinctive and superior design, and with structural support to provide extra rigidity.Specification:Overall Size: 22 x 22mm/0.87 x 0.87"(L*Max.W);Mounting Hole Dia: 16mm/ 0.63";Current : 3A;Lamp Voltage : 250VAC;In the package of: 1pcs x Push Button Switch.Easy to install:The push button switch is easy to install and does not require particularly complicated operations.Tips: Before installation, please make sure to turn off the switch.